<template>
  <div>
    <el-dialog title="提示"
               :visible.sync="centerDialogVisible"
               width="30%"
               center>
      <span>需要注意的是内容是默认不居中的</span>
      <span slot="footer"
            class="dialog-footer">
        <el-button @click="centerDialogVisible = false">取 消</el-button>
        <el-button type="primary"
                   @click="centerDialogVisible = false">确 定</el-button>
      </span>
    </el-dialog>
  </div>
</template>

<script>
export default {
  data () {
    return {
      centerDialogVisible: false
    };
  }
};
</script>